| Asian Geography By Letter - B | 0 | - | 4.85 | 66,903 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,605 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,932 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,171 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,829 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,845 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,277 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,255 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,779 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,387 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,722 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,098 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,205 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,107 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,757 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,114 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,878 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,395 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,612 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,986 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,604 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,127 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,592 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,322 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,228 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,813 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,486 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,442 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,471 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,447 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,164 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,344 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,585 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,475 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,640 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,782 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,539 |
| Countries that Start with A | 0 | - | 4.98 | 2,172,976 |
| Countries that Start with B | 0 | - | 4.95 | 2,303,978 |
| Countries that Start with C | 0 | - | 4.96 | 1,829,527 |
| Countries that Start with D | 0 | - | 4.96 | 715,016 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,457 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,795 |
| Countries that Start with H | 0 | - | 4.96 | 608,589 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,289 |
| Countries that Start with J | 0 | - | 4.98 | 606,031 |
| Countries that Start with K | 0 | - | 4.97 | 819,761 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,537 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,569 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,841 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,431 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,917 |
| Countries that Start with U | 0 | - | 4.97 | 907,718 |
| Countries that Start with V | 0 | - | 4.98 | 611,446 |
| Countries that Start with F | 0 | - | 4.83 | 620,540 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,921 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,261 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,752 |
| Peru Country Quiz | 0 | - | 4.54 | 48,877 |
| Chile Country Quiz | 0 | - | 4.75 | 40,243 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,987 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,455 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,804 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,638 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,844 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,741 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,355 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,164 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,721 |
| Monarchies of Europe | 0 | - | 4.90 | 98,715 |
| Monarchies of Asia | 0 | - | 4.97 | 71,427 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,214 |
| Which South American Country? | 0 | - | 4.69 | 52,076 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,591 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,504 |
| US States Quiz | 0 | - | 5.00 | 16,971,056 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,205 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,829 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,139 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,935 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,639 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,329 |
| European Geography By Letter - K | 0 | - | 4.15 | 70,965 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,381 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,434 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,117 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,368 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,002 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,942 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,402 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,719 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,895 |
| Central American Countries | 0 | - | 4.98 | 157,175 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,193 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,706 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,843 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,695 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,647 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,675 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,489 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,469 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,992 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,487 |
| States of Mexico | 0 | - | 4.96 | 177,815 |
| States of Brazil | 0 | - | 4.97 | 89,375 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,634 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,361 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,269 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 92,473 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,120 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,829 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,035 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,043 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,311 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,773 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,192 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,836 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,303 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,047 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,678 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,414 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,359 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,707 |
| Asia Map Quiz | 0 | - | 4.99 | 923,688 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,353 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,404 |
| US States with an Empty Map | 0 | - | 5.00 | 627,801 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,863 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,164 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,983 |
| European Geography A-Z | 0 | - | 4.29 | 49,447 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,690 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,732 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,489 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,048 |
| NATO Countries | 0 | - | 4.98 | 282,877 |
| EU Countries Quiz | 0 | - | 4.99 | 277,146 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,432 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,780 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,209 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,028 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,684 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,835 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,534 |
| The Only European Country ... | 0 | - | 4.91 | 218,542 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,586 |
| Countries with NO Military | 0 | - | 4.97 | 63,166 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,795 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,254 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,003 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,864 |
| Countries of Africa | 0 | - | 5.00 | 2,554,797 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,979 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,500 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,546 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,760 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,329 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,769 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,460 |
| Australia Map Quiz | 0 | - | 4.95 | 345,889 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,886 |
| Rivers of the United States | 0 | - | 4.93 | 66,581 |
| African East Coast | 0 | - | 4.96 | 96,620 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,712 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,296 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,701 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,827 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,734 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,686 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,199 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,223 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,645 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,622 |
| Countries that Start with R | 0 | - | 4.43 | 449,721 |
| India A-Z | 0 | - | 4.42 | 34,265 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,714 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,495 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,380 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,213 |
| Flags of North and South America | 0 | - | 4.99 | 376,167 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,470 |
| Counties of England | 0 | - | 4.97 | 801,719 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,343 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,950 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 63,977 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,804 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,546 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,317 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,883 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,546 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,488 |
| Europe Capital to Country | 0 | - | 4.99 | 251,764 |
| Asia Capital to Country | 0 | - | 4.96 | 127,272 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,756 |
| European Capitals by Map | 0 | - | 4.99 | 141,699 |
| African Capitals by Map | 0 | - | 4.99 | 141,771 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,267 |
| Coldest World Capitals | 0 | - | 4.95 | 134,097 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,758 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,715 |
